After sliding down a snow-covered hill on an inner tube, ashley is coasting across a level snowfield at a constant velocity of +2.5 m/s. miranda runs after her at a velocity of +4.6 m/s and hops on the inner tube. how fast do the two of them slide across the snow together on the inner tube? ashley's mass 74 kg and miranda's is 56 kg. ignore the mass of the inner tube and any friction between the inner tube and the snow.

Isobars are lines of constant or equal pressure on a weather map. they can be used to find areas of low or high pressure over a broad area, and they can tell us how intense the system may be. on weather maps, you may have noticed areas that have a large l or h over a region with lines circling around them. the l stands for low pressure and h stands for high pressure. the lines circling them are isobars. check out the pressure system and isobars over georgia and florida. what is the present weather in this area ? a) clear and sunny b) cold and cloudy c) changing weather d) lots of precipitation